9W T8 LED Tube with 2,700K, 3,500K, 5,700K, 6,500K LED ... : SMD3528LED quantity: 144 piecesLuminous flux: 800 to 880lmColor temperature:2,700 to 3,500K5,700 to 6,500KHousing material: aluminum and PCDimension: Φ26 ... x 600mmWorking frequency: 50 to 60HzViewing angle: 120 degreesCertificates: CE, RoHS and FCCApplications:Widely used ...